it was designed for local and fire departments to test out their emergency response and preparedness. >>> still to come, a reunion that one family thought would never happen. after being missing for two years, the family's dog reappears. >>> and now -- . >> new details in the deadly metro bus crash. what police say contributed to the accident. next. take a away his toys and he'll play with a stick. take away their bikes and they'll still find a way to get where they're going. but if take you away early childhood education... slash k-12 funding... and cut college aid for middle class families ... they won't go far. yet that's exactly what mitt romney wants to do... ...to pay for a $250,000 tax break for multi-millionaires. if mitt romney wins, the middle class loses. priorities usa action is responsible for the content of this advertising. . >>> these days when somebody's dog turns up missing, it can be located quickly with the help of a microchip embedded at the vet's office. >> recently in maryland, the dog didn't have one, it has something else, a lot of people on its side. >> yeah,